CEN/TC 230
Registration number (WIID) | Project No. | Title | Status |
---|---|---|---|
37332 | LVS EN ISO 27108:2013 | Water quality - Determination of selected plant treatment agents and biocide products - Method using solid-phase microextraction (SPME) followed by gas chromatography-mass spectrometry (GC-MS) (ISO 27108:2010) | Standarts spēkā |
30865 | LVS EN ISO 11348-1:2009 | Water quality - Determination of the inhibitory effect of water samples on the light emission of Vibrio fischeri (Luminescent bacteria test) - Part 1: Method using freshly prepared bacteria (ISO 11348-1:2007) | Standarts spēkā |
35023 | LVS EN ISO 9308-1:2014 | Water quality - Enumeration of Escherichia coli and coliform bacteria - Part 1: Membrane filtration method for waters with low bacterial background flora (ISO 9308-1:2014) | Standarts spēkā |
26355 | LVS EN ISO 15839:2006 | Water quality - On-line sensors/analysing equipment for water - Specifications and performance tests | Standarts spēkā |
11016 | LVS EN ISO 10301:1997 | Water quality - Determination of highly volatile halogenated hydrocarbons - Gas-chromatographic methods | Standarts spēkā |
40318 | LVS EN 16859:2017 | Water quality - Guidance standard on monitoring freshwater pearl mussel (Margaritifera margaritifera) populations and their environment | Standarts spēkā |
38684 | LVS EN ISO 11731:2017 | Water quality - Enumeration of Legionella (ISO 11731:2017) | Standarts spēkā |
34758 | LVS EN 15910:2014 | Water quality - Guidance on the estimation of fish abundance with mobile hydroacoustic methods | Standarts spēkā |
24558 | LVS EN ISO 16588:2004 /A1:2005 | Water quality - Determination of six complexing agents - Gas- chromatographic method | Standarts spēkā |
31702 | LVS EN ISO 12846:2012 | Water quality - Determination of mercury - Method using atomic absorption spectrometry (AAS) with and without enrichment (ISO 12846:2012) | Standarts spēkā |
Displaying 221-230 of 800 results.